Cisco Certified Network Associate (CCNA) is a widely accepted industry certification. It was developed by Cisco Systems to identify the primary skills in installation and support of medium-sized networks. This certification authenticates the ability to install, configure, operate and troubleshoot routed & switched systems. The certified professionals use Wide Area Network (WAN) to establish a connection to remote sites.

They should have good knowledge and skills about network security threats and fundamental networking concepts and terminology. Becoming a CCNA certified is the first step to become a Network Administrator or Network Engineer. Cisco System offers many courses in Cisco networking.
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